Home / 28,714.98-43,064.15-11,180.90

Finding the Fourth Proportional to 28,714.98, 43,064.15 and 11,180.90

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Solution

The fourth proportional to 28,714.98, 43,064.15 and 11,180.90 is: 16,768.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,714.98 : 43,064.15 = 11,180.90 : x
  2. Step 2: Convert to fraction form
    28,714.98/43,064.15 = 11,180.90/x
  3. Step 3: Cross multiply
    28,714.98x = 43,064.15 × 11,180.90
  4. Step 4: Simplify right side
    28,714.98x = 481,495,954.74
  5. Step 5: Solve for x
    x = 481,495,954.74/28,714.98
  6. Step 6: Final answer
    x = 16,768.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.